这就是他观察动物习性的开始,在二十世纪七十年代,乔治.夏勒成为在尼泊尔观察雪豹的两个西方人之一。
That was the beginning of a lifetime of discoveries. In the nineteen seventies, George Schaller became one of two westerners to observe a snow leopard in Nepal.
自从上世纪七十年代以来,刚开始只有一个研究小组借助气象卫星的相关设备,将所得数据转变成为不同海拔上的温度记录。
To begin with, only one team was turning data from the relevant instruments that have flown on weather satellites since the 1970s into a temperature record resolved by altitude.
二十世纪七十年代,因为有海冰,环绕格陵兰沿岸航行一周需要三个星期,而现在只需要一天。
Journeys around Greenland's coast that would take three weeks in the 1970s because of sea ice now take a day.
Stagflation was a term that was developed in the 1970s to refer to a time when inflation is we have both high inflation and high unemployment; and so we're in that situation apparently again.
这种现象有个名字,叫做滞胀,滞胀是一个在二十世纪七十年代,发展出来的术语,指的是通货膨胀中的一段时间;,我们同时有高的通货膨胀和高的失业率;
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